4 4-layer aluminum voice coil. Free Air Resonance (Fs): 16.72 Hz. You will be issued a Return Authorization Number. In order to maintain an inventory of 100%, Brand New, A-Stock, untouched products, all sales are final.
We ask that you please be sure you are ordering the correct product. The item "RE AUDIO MX18V2D2 18 WOOFER 1700W RMS DUAL 2-OHM CAR SUBWOOFER BASS SPEAKER NEW" is in sale since Wednesday, July 15, 2015. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "woofersetc_outlet" and is located in Los Angeles, California. This item can be shipped worldwide.